20818619136

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{430279}}^1$

素因数の和:430311

約数の個数: 144

約数和(自身を含む): 70359385600

約数和(自身を除く): 49540766464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 768, 864, 896, 1008, 1152, 1344, 1512, 1728, 1792, 2016, 2304, 2688, 3024, 3456, 4032, 5376, 6048, 6912, 8064, 12096, 16128, 24192, 48384, 430279, 860558, 1290837, 1721116, 2581674, 3011953, 3442232, 3872511, 5163348, 6023906, 6884464, 7745022, 9035859, 10326696, 11617533, 12047812, 13768928, 15490044, 18071718, 20653392, 23235066, 24095624, 27107577, 27537856, 30980088, 36143436, 41306784, 46470132, 48191248, 54215154, 55075712, 61960176, 72286872, 81322731, 82613568, 92940264, 96382496, 108430308, 110151424, 123920352, 144573744, 162645462, 165227136, 185880528, 192764992, 216860616, 247840704, 289147488, 325290924, 330454272, 371761056, 385529984, 433721232, 495681408, 578294976, 650581848, 743522112, 771059968, 867442464, 991362816, 1156589952, 1301163696, 1487044224, 1734884928, 2313179904, 2602327392, 2974088448, 3469769856, 5204654784, 6939539712, 10409309568, 20818619136]

約数ペア:

[(1, 20818619136), (2, 10409309568), (3, 6939539712), (4, 5204654784), (6, 3469769856), (7, 2974088448), (8, 2602327392), (9, 2313179904), (12, 1734884928), (14, 1487044224), (16, 1301163696), (18, 1156589952), (21, 991362816), (24, 867442464), (27, 771059968), (28, 743522112), (32, 650581848), (36, 578294976), (42, 495681408), (48, 433721232), (54, 385529984), (56, 371761056), (63, 330454272), (64, 325290924), (72, 289147488), (84, 247840704), (96, 216860616), (108, 192764992), (112, 185880528), (126, 165227136), (128, 162645462), (144, 144573744), (168, 123920352), (189, 110151424), (192, 108430308), (216, 96382496), (224, 92940264), (252, 82613568), (256, 81322731), (288, 72286872), (336, 61960176), (378, 55075712), (384, 54215154), (432, 48191248), (448, 46470132), (504, 41306784), (576, 36143436), (672, 30980088), (756, 27537856), (768, 27107577), (864, 24095624), (896, 23235066), (1008, 20653392), (1152, 18071718), (1344, 15490044), (1512, 13768928), (1728, 12047812), (1792, 11617533), (2016, 10326696), (2304, 9035859), (2688, 7745022), (3024, 6884464), (3456, 6023906), (4032, 5163348), (5376, 3872511), (6048, 3442232), (6912, 3011953), (8064, 2581674), (12096, 1721116), (16128, 1290837), (24192, 860558), (48384, 430279)]